1 This question concerns the solution of the equation e" = 2x. (a) By sketching a suitable graph, show that this equation has a solution somewhere between x = 0 and x = 1.
1 This question concerns the solution of the equation e" = 2x. (a) By sketching a suitable graph, show that this equation has a solution somewhere between x = 0 and x = 1.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question

Transcribed Image Text:(b)
The first three non-zero terms of the power series expansion of e* are
1-x+x²/2.
(i)
(ii)
Page 3 of 22
By using the first two terms only, show that an approximation of the solution
is x= 1/3.
If the third term of the power series is included, show that the solution is
approximately x≈3-√7.
Turn the page over

Transcribed Image Text:1
This question concerns the solution of the equation e = 2x.
(a)
By sketching a suitable graph, show that this equation has a solution somewhere
between x = 0 and x = 1.
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